- Write a program which accepts two file names as command-line arguments and prints the first line where they differ.
- Implement a simplified version of scanf function.
- Write a program that reads an input file, switches the capitalisation of all the characters (lower case characters become upper case characters and vice versa) and displays it to the stdout.
Introduction
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Types, Operators and Expressions
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Control Flow
0/8
Functions and Program Structure
0/11
Pointers and Arrays
0/13
Structures
0/7
Input and Output
0/9
The UNIX System Interface
0/9